Search Results for the EPA National Library Catalog

Items Found: 538
Showing: Items 251 - 300
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Investigation of the Cause and Effect of Eutrophication in Long Lake, Washington. 1973
Investigation of the Effects of DDT and Other Chlorinated Hydrocarbon on the Growth of Euryhaline Microalgae. 1972
Irrigated wetlands of the Colorado Plateau : information synthesis and habitat evaluation method / 1993
Irrigation Efficiency. A Bibliography. 1973
Irrigation field days report 1976 : a report of CSU's salinity research in Grand Valley sponsored by the EPA / 1976
Irrigation management affecting quality and quantity of return flow / 1976
Irrigation management for control of quality of irrigation return flow / 1973
Irrigation Management for Control of Quality of Irrigation Return Flow. 1973
Irrigation practices and return flow salinity in Grand Valley / 1979
Irrigation return flow quality management : proceedings of national conference / 1977
Irrigation return flow water quality monitoring, modeling and variability in the middle Rio Grande Valley, New Mexico / 1983
Irrigation return flow water quality monitoring, modeling and variability in the middle Rio Grande Valley, New Mexico / 1983
Laboratory Analyses of Water and Shellfish From Coastal Waters and Watershed of New Hampshire. A Final Report to the New Hampshire Estuaries Project. 2003
Laboratory Analyses of Water and Shellfish from Coastal Waters and Watershed of New Hampshire. A Final Report to the New Hampshire Estuaries Project. 2004
Laboratory Spawning Cues in 'Menidia beryllina' and 'M. peninsulae' (Pisces, Atherinidae) with Notes on Survival and Growth of Larvae at Different Salinities. 1986
Laboratory Spawning of Topsmelt, 'Atherinops affinis', with Notes on Culture and Growth of Larvae. 1992
Lake Michigan chemical data, 1954-55, 1960-61 / 1964
Land and stream salinity : an international seminar and workshop held in November 1980 in Perth, Western Australia 1981
Larval Development of the Spider Crab, 'Libinia emerginata' (Majidae). 1977
Limnology of Yellowtail Reservoir and the Bighorn River. 1973
Linking Estuarine Water Quality and Impacts on Living Resources: Shrinking Striped Bass Habitat in Chesapeake Bay and Albermarle Sound. 1987
Macrobenthos of the Pamlico River Estuary, North Carolina. 1970
Management Practices Affecting Quality and Quantity of Irrigation Return Flow. 1974
Managing freshwater discharge to the San Francisco Bay/Sacramento San Joaquin Delta Estuary : the scientific basis for an estuarine standard / 1993
Managing saline water for irrigation : proceedings / 1978
Manganese and Suspended Matter in the Yaquina Estuary, Oregon. 1988
Manganese in Narragansett Bay. 1976
Marine algal assay procedure : bottle test / 1974
Marine toxicity identification evaluation (TIE) : phase I guidance document / 1996
Mathematical Modeling of Fresh-Water Aquifers Having Salt-Water Bottoms. 1971
Mathematical Modeling of Water Management Strategies In Urbanizing River Basins. 1973
Measurement of salt-wedge excursion distance in the Duwamish River estuary, Seattle, Washington, by means of the dissolved-oxygen gradient, 1972
Measuring the Acute Toxicity of Estuarine Sediments. 1989
Meeker Well and Other Phenomena in the Vicinity of the Meeker Dome, Rio Blanco County, Colorado - A Summary Report on the Feasibility of Control of Seepage of Saline Ground Water 1972
Meeker Well and Other Phenomena in the Vicinity of the Meeker Dome, Rio Blanco County, Colorado - A Summary Report on the Feasibility of Control of Seepage of Saline Ground Water. 1972
Metabolic responses of shallow tropical benthic microcosm communities to perturbation / 1979
Metals translator : guidance for calculating a total recoverable permit limit from a dissolved criterion. 1996
Methods for assessing the toxicity of sediment-associated contaminants with estuarine and marine amphipods / 1994
Methods for assessing the toxicity of sediment-associated contaminants with estuarine and marine amphipods. 1994
Methods for Estimating Fish Catch Sizes. 1984
Methods manual for Perdido Bay citizens monitoring program / 1989
Microbial-malathion interaction in artificial salt-marsh ecosystems : effect and degradation / 1975
Mineral Quality Problem in the Colorado River Basin. Appendix A. Natural and Man-Made Conditions Affecting Mineral Quality. 1971
Mineral Quality Problem in the Colorado River Basin. Appendix A. Natural and Man-Made Conditions Affecting Mineral Quality. 1971
Mineral Quality Problem in the Colorado River Basin. Appendix B. Physical and Economic Impacts. 1971
Mineral Quality Problem in the Colorado River Basin. Appendix C. Salinity Control and Management Aspects. 1971
Mineral Quality Problem in the Colorado River Basin. Appendix D. Comments on Draft Report. 1971
Mineral Quality Problem in the Colorado River Basin. Summary Report. 1971
Mineral springs and other natural point sources of saline pollution in the Colorado River Basin 1967
Minimizing salt in return flow through irrigation management : interim report / 1977
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